# 164 psg2 test one two three four five six

1. ☁ ________________________ ☁ ________________________ ☁ ________________________
2. The first graph plots data from a soap density measurement laboratory. The slope of the line is the density of the soap.
1. __________ Calculate the slope of the line.
2. ______________ Determine the y-intercept of the line.
3. y = _________ x + __________ Write the y = mx + b slope-intercept equation for the line.
4. ____________________________ Write the units of measurement for the x-axis.
5. ____________________________ Write the units of measurement for the y-axis.
6. ____________________________ Write the units of measurement for the slope.
3. A student gathered the data seen in the table below.
1. Plot the data.
2. __________ Calculate the slope of the line.
3. __________ Calculate the intercept of the line.
4. __________ cm. How far will the RipStik travel in 23 seconds?
5. __________ seconds. How long in seconds for the RipStik to travel 7500 centimeters?
4. __________ What is the slope of the line y = 2.0 + 0.15x?
5. __________ What is the y-intercept of the line y = 2.0 + 0.15x?
6. The graph shows soap density data. Use the graphed data to answer the following questions.
1. __________ _____ Calculate the density ρ of Dial Basic soap.
2. ______________ Based on the density, will Dial Basic soap float or sink?
3. __________ _____ Using the density above, calculate the mass of a bar of Dial Basic soap that has a volume of 100 cm³.
4. __________ _____ Using the density above, calculate the volume of a bar of Dial Basic soap that has a mass of 250 grams.
5. __________ _____ Calculate the density ρ of Ivory soap.
6. ______________ Based on the density, will Ivory soap float or sink?
7. __________ _____ Calculate the density ρ of Neutrana soap.
7. When a young typhoon develops hot towers of rapidly rising warm air, what will happen to the strength of the typhoon?
8. A marble with a mass of 5.0 grams is 40 centimeters above a table on a banana leaf marble ramp. The marble is released and rolls down the ramp onto the table. Use an acceleration of gravity g equal to 980 cm/s² for this question.
1. __________ __________ Calculate the Gravitational Potential Energy of the marble before the marble is released using GPE = mgh
2. __________ __________ Use the law of the conservation of energy to report the kinetic energy that the marble should have at the bottom of the ramp if there is no friction.
3. __________ __________ Calculate the velocity that the marble should have at the bottom of the ramp using the equation KE = ½mѵ² if there is no friction.
4. __________ In the laboratory using an actual marble and banana leaf, will the marble have the speed you just calculated?
5. __________ Will the actual marble be faster OR slower?
9. A student rolled marbles into a line of five marbles.
1. _________ If one marble collides with a line of five marbles on a ruler track, how many marbles are ejected (go out)?
2. _________ If three marbles collide with a line of five marbles on a ruler track, how many marbles are ejected (go out)?
10. Write out Newton's first law of motion.
11. Write out Newton's second law of motion.
12. Write out Newton's third law of motion.
13. For the following RipStik velocity chart:
1. __________ _____ Determine the velocity ѵ of the RipStik.
2. __________ _____ If the RipStik continued at that velocity for 30 seconds, how many centimeters would the RipStik travel?
3. __________ _____ If the RipStik continued at that velocity for 7500 centimeters, how many seconds would the RipStik travel?
14. Temperatures in Celsius:
• _________℃ What is the temperature of a mix of melting ice and water?
• _________℃ What is the typical daily in Pohnpei?
• _________℃ What is the temperature of the healthy living human body?
• _________℃ What is the temperature of a boiling water?
15. Define latitude:
16. Define longitude:
17. ______________ When walking straight North, which number would change on the GPS unit, the N 06° 54.538' or the E 158° 09.663' number?
18. On Wednesday we started the search for Binky at a drain grating near room A101.
1. _________ _____ The drain grating is at E 158° 09.663'. Binky was at E 158° 09.319'. Calculate the difference in arc minutes between the drain grating and Binky.
2. Use the difference in arc minutes from part a) and the published value of 1842 meters per arc minute of longitude here on Pohnpei to calculate the distance in meters from the grating to Binky.
19. The following data is adapted from laboratory seven.
1. ___________ ____________ Determine the slope of the line.
2. ___________ ____________ Use the slope to calculate the number of meters for 10 arcminutes.
3. ___________ ____________ Use the slope to calculate the number of meters for 0.001 arcminutes.
4. ___________ ____________ Use the slope to calculate the number of arcminutes for 5000 meters.
20. What is precipitation?
21. Explain what happens to sea surface temperatures in the Pacific during an El Niño.
22. Explain what happens to sea surface temperatures in the Pacific during an La Niña.
23. What is the difference between weather and climate?
24. What roles and functions does the Pohnpei NWS weather service office perform?
25. A wave was inscribed on poster paper by a RipStik. The RipStik was timed and took 0.81 seconds to go from 0 cm to 162 cm.
1. λ = _________ _________ What is the wavelength λ of ONE wave?
2. a = _________ _________ What is the amplitude a?
3. τ = _________ _________ What is the period τ of ONE wave?
4. f = _________ _________ What is the frequency f?
5. ѵwave = _________ _________ What is the wave velocity ѵwave?
26. If the rainbow were to be, in spectral order, RYGCBM, for what words would those letters stand?
27. An example of a mnemonic is "My Very Educated Mother Just Served Us Nachos" for Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Nepture. Make up your own mnemonic for an RYGCBM rainbow.
28. What is the scientific name for the spread of colors that was seen in the box with the CD?
29. Hue Saturation Luminosity (HSL) colors:
• Define Hue:
• Define Saturation:
• Define Luminosity:
30. ________________ What color of light does a cyan ball reflect?
31. ________________ What color of light does a cyan ball absorb?
32. ______________ ____________ What gas is the major contributor to climate change and global warming?
33. What is the cause of this gas being added to the atmosphere?
34. What is the impact of ocean acidification on coral reefs?
35. ______________ _______ By how much is sea level expected to rise before the end of the century?
36. ______________ _______ What was the temperature increase limit that island nations of the world wanted to see the world commit to at the Paris talks?
37. ______________ _______ What was the temperature increase limit that the world committed to at the Paris talks?
38. The Corning digital hot plate uses 8.7 amperes at 1043 Watts of power.
1. __________ _____ Calculate the voltage for the hot plate.
2. __________ _____ Calculate the resistance R for the hot plate.
1. __________ What is the atomic number of Au?
2. __________ What is the atomic mass of Au?
3. __________ How many protons does Au have?
4. __________ How many neutrons does Au have?
5. __________ How many electrons does Au have?
6. ____________________ Au is from the Latin "aurum" which derives from the word glow and is related to gleam, to shine, and has connections to the term "shining dawn." What element is Au in English?
1. _______________ Looking only at the atomic diagram on this page, determine the atomic number of the atom depicted.
2. _______________ Looking at the diagram, what is the atomic mass for the atom?
3. _______________ Looking at the diagram and the chart on the wall, what is the one or two letter chemical abbreviation for this element?
4. _______________ Looking at the diagram and the chart on the wall, what is the full name for this element?
39. _______________ What is the common name for compound with the formula H2O?
40. _______________ In general, what color do acids tend to turn floral pigment fluids?
41. _______________ In general, what color do bases tend to turn floral pigment fluids?
42. _______________ Are lime fruits acid, base, or neutral?
43. _______________ Is vinegar an acid, base, or neutral?
44. _______________ Is water an acid, base, or neutral?
45. _______________ Is baking soda an acid, base, or neutral?
46. _______________ Is ammonia an acid, base, or neutral?
47. Explain what the following are:

Alpha centuri:
48. Nebula:
49. Supernova:
50. The Pillars of Creation:
51. Atoms are made up of electrons, neutrons, and ______________.
52. Electrons are very very small. Electrons are so small that they effectively have no inside. Protons and neutrons are larger. Protons and neutrons are made up of ____________.
53. The positron is the opposite of the electron. The positron has the same size and mass as the electron, but the opposite charge. The positron is made of matter which also the opposite of the matter from which an electron is made. When a positron and electron collide, they annihilate each other. The positron is an example of ______________________.
54. There are only four forces. The four forces are:
• __________________________
• ______________________________
• ____________ ______________
• ________ ______________
55. Draw a picture for a child of the ball pattern for the site swap equation 3333333333...
56. Draw a picture for a child of the ball pattern for the site swap equation 5151515151...

$\text{slope}=\frac{\left({y}_{2}-{y}_{1}\right)}{\left({x}_{2}-{x}_{1}\right)}$
Volume V = length l × width w × height h
mass m = density ρ × Volume V
$\rho =\frac{m}{V}$

distance d = velocity ѵ × time t
$ѵ=\frac{\Delta d}{\Delta t}$

velocity ѵ = acceleration a × time t
$a=\frac{\Delta ѵ}{\Delta t}$

ѵ = gt
d = ½at²
d = ½gt²
where g is the acceleration of gravity
g = 980 cm/s²

Gravitational Potential Energy GPE = mgh where the acceleration of gravity g = 980 cm/s²
Kinetic Energy KE = ½mѵ²
momentum p = mass m × velocity ѵ
period τ = 1 ÷ (period τ)
frequency f = 1 ÷ (frequency f )
velocity ѵ = wavelength λ * frequency f
raw error = experimental value − published (theoretic) value
$\text{percentage error}=\frac{\text{raw error}}{\text{published (theoretic) value}}$

Voltage V = current i * resistance R
Power P = iV